Vertical foregrips, have recently leaped into prominence once again in military, law enforcement and civilian arenas. When attached to a compact, shoulder mounted tactical firearm they provide the operator with several important advantages from substantially diminishing muzzle climb during burst-fire sequences to simply offering a more comfortable shooting stance.

This compartment is now large enough to hold three 3V Lithium batteries or two AA batteries as shown in the above photograph. It will also accommodate firing pins, ejectors, extractors or other small replacement parts for your weapon system.